• Methods and Procedures for Prospecting for Road Construction Materials 

  Nkaro, Andrew (Report, 2000-12)

  Construction materials and related issues typically account for over 75% of road construction cost. The general scarcity of conventional road building materials in Botswana has led to substantial research, over the past ...

• The use of Silcrete and Other Marginal Materials for Road Surfacing 

  Nkaro, Andrew (Report, 2002-08)

  The scarcity of good quality stone, which could be used as road surfacing aggregate in some parts of Botswana, dictated the use of stones, which marginally meet the conventional specifi cations. This Guideline on the use ...

• Operating Procedures for Central Materials Laboratory 

  Nkaro, Andrew (Report, 2003-10)

  This document sets out quality management and operating procedures for the Government Central Materials Laboratory (CML) of the Materials and Research Division of the Roads Department. This Guideline on the operating ...

• Technical Auditing of Road Projects 

  Nkaro, Andrew (Report, 2001-12)

  This guideline document on technical auditing of road projects is a step in the right direction towards ensuring that the road projects undertaken in Botswana are appropriately designed and constructed. Financial auditing ...

• 30 years cooperation in the road sector Botswana – Norway 

  Nkaro, Andrew (Report, 2007-09)

  The Roads Department (RD) and the Norwegian Public Roads Administration (NPRA) would like to acknowledge previous and current staff within the road administrations as well as other contributors both in Botswana and Norway ...

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